#msg{
color: red;
height:6vh;
vertical-align: bottom;
}
table{
border: darkcyan 1px solid;

}
table tr{
height: 45px;
}
.bg2{background-color:lightgrey}

#logout,#uName{
float: right;
}
input[type="submit"]{
cursor: pointer;
}

input,select,textarea{
border: lightseagreen 1px solid;
}
#top{
text-align: right;
height: 60px;
background-color: darkcyan;
}

#bottom{
background-color: lightseagreen;
text-align: center;
height: 40px;
}
#middle{
/*width:calc(100vw - 20px) ;*/
height:calc(100vh - 100px);
clear: both;
}

#left{
width: 15vw;
font: bold 22px "宋体" ;
background-color: lightseagreen;
height:calc(100vh - 100px);
padding-top: 40px;
}
#left>ul>li{
list-style: none;
line-height: 60px;
padding-left: 10px;

}
#left>ul>li>a{
text-decoration: none;
color: white;

}
#left>ul>li>a:hover{
font: bold 25px "宋体" ;
color: red;
}

#left ,#right {
float: left;
}
#right{
padding: 10px 40px;
margin: 0 auto;
}
.display_none{
display: none;
}
.trbg{
background-color: #eeeeee;
}

